file.c File Reference

#include <linux/fs.h>
#include <linux/pagemap.h>
#include <linux/highmem.h>
#include <linux/time.h>
#include <linux/init.h>
#include <linux/string.h>
#include <linux/backing-dev.h>
#include <linux/mpage.h>
#include <linux/falloc.h>
#include <linux/swap.h>
#include <linux/writeback.h>
#include <linux/statfs.h>
#include <linux/compat.h>
#include <linux/slab.h>
#include "ctree.h"
#include "disk-io.h"
#include "transaction.h"
#include "btrfs_inode.h"
#include "ioctl.h"
#include "print-tree.h"
#include "tree-log.h"
#include "locking.h"
#include "compat.h"
#include "volumes.h"

Go to the source code of this file.

Data Structures
struct	inode_defrag

Functions
int	btrfs_add_inode_defrag (struct btrfs_trans_handle *trans, struct inode *inode)
struct inode_defrag *	btrfs_find_defrag_inode (struct btrfs_fs_info *info, u64 root, u64 ino, struct rb_node **next)
int	btrfs_run_defrag_inodes (struct btrfs_fs_info *fs_info)
void	btrfs_drop_pages (struct page **pages, size_t num_pages)
int	btrfs_dirty_pages (struct btrfs_root *root, struct inode *inode, struct page **pages, size_t num_pages, loff_t pos, size_t write_bytes, struct extent_state **cached)
void	btrfs_drop_extent_cache (struct inode *inode, u64 start, u64 end, int skip_pinned)
int	__btrfs_drop_extents (struct btrfs_trans_handle *trans, struct btrfs_root *root, struct inode *inode, struct btrfs_path *path, u64 start, u64 end, u64 *drop_end, int drop_cache)
int	btrfs_drop_extents (struct btrfs_trans_handle *trans, struct btrfs_root *root, struct inode *inode, u64 start, u64 end, int drop_cache)
int	btrfs_mark_extent_written (struct btrfs_trans_handle *trans, struct inode *inode, u64 start, u64 end)
int	btrfs_release_file (struct inode *inode, struct file *filp)
int	btrfs_sync_file (struct file *file, loff_t start, loff_t end, int datasync)

Variables
struct file_operations	btrfs_file_operations

Function Documentation

int __btrfs_drop_extents	(	struct btrfs_trans_handle *	trans,
		struct btrfs_root *	root,
		struct inode *	inode,
		struct btrfs_path *	path,
		u64	start,
		u64	end,
		u64 *	drop_end,
		int	drop_cache
	)

Definition at line 590 of file file.c.

int btrfs_add_inode_defrag	(	struct btrfs_trans_handle *	trans,
		struct inode *	inode
	)

Definition at line 139 of file file.c.

int btrfs_dirty_pages	(	struct btrfs_root *	root,
		struct inode *	inode,
		struct page **	pages,
		size_t	num_pages,
		loff_t	pos,
		size_t	write_bytes,
		struct extent_state **	cached
	)

Definition at line 418 of file file.c.

void btrfs_drop_extent_cache	(	struct inode *	inode,
		u64	start,
		u64	end,
		int	skip_pinned
	)

Definition at line 462 of file file.c.

int btrfs_drop_extents	(	struct btrfs_trans_handle *	trans,
		struct btrfs_root *	root,
		struct inode *	inode,
		u64	start,
		u64	end,
		int	drop_cache
	)

Definition at line 839 of file file.c.

void btrfs_drop_pages	(	struct page **	pages,
		size_t	num_pages
	)

Definition at line 395 of file file.c.

struct inode_defrag* btrfs_find_defrag_inode ( struct btrfs_fs_info *  info, u64  root, u64  ino, struct rb_node **  next  )

read

Definition at line 180 of file file.c.

int btrfs_mark_extent_written	(	struct btrfs_trans_handle *	trans,
		struct inode *	inode,
		u64	start,
		u64	end
	)

Definition at line 895 of file file.c.

int btrfs_release_file	(	struct inode *	inode,
		struct file *	filp
	)

Definition at line 1509 of file file.c.

int btrfs_run_defrag_inodes

(

struct btrfs_fs_info *

fs_info

)

Definition at line 221 of file file.c.

int btrfs_sync_file	(	struct file *	file,
		loff_t	start,
		loff_t	end,
		int	datasync
	)

Definition at line 1539 of file file.c.

Variable Documentation

struct file_operations btrfs_file_operations

Initial value:

= {
    .llseek     = btrfs_file_llseek,
    .read       = do_sync_read,
    .write      = do_sync_write,
    .aio_read       = generic_file_aio_read,
    .splice_read    = generic_file_splice_read,
    .aio_write  = btrfs_file_aio_write,
    .mmap       = btrfs_file_mmap,
    .open       = generic_file_open,
    .release    = btrfs_release_file,
    .fsync      = btrfs_sync_file,
    .fallocate  = btrfs_fallocate,
    .unlocked_ioctl = btrfs_ioctl,



}

Definition at line 2279 of file file.c.